CN211155649U - Flushing structure, cleaner and pilot valve - Google Patents
Flushing structure, cleaner and pilot valve Download PDFInfo
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- CN211155649U CN211155649U CN201922136159.7U CN201922136159U CN211155649U CN 211155649 U CN211155649 U CN 211155649U CN 201922136159 U CN201922136159 U CN 201922136159U CN 211155649 U CN211155649 U CN 211155649U
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Abstract
The utility model provides a wash structure, purger and pilot valve, include: fixed part and movable part, the movable part includes: the spray head is provided with a plurality of water spray holes at the head part; the upper end opening of the hollow pipeline is connected with a water spray hole, and the lower end of the hollow pipeline is connected with a valve core; a sealing ring is arranged between the valve core and the sealing platform of the fixing part, and a pressure water source is arranged at the lower part of the valve core; the return spring is positioned outside the hollow pipeline and provides a return force for the movable part; the hollow pipeline is internally provided with a pilot valve. The flushing structure only needs less acting force to open the pilot valve in advance, and the water pressure of the front end and the rear end of the balance valve core is realized, thereby realizing that the water spray is opened by the smooth and easy promotion valve core. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use.
Description
Technical Field
The utility model relates to a kitchen guarding product technical field, in particular to wash structure with have this purger that washes the structure, and apply to this pilot valve that washes the structure.
Background
The existing cleaner has a simple and single structure, utilizes the pressure of a tap water pipeline to spray and wash a container, also utilizes the self water pressure of the pipeline to reset and seal water, and the valve core can move to open water spraying only when the cleaner is opened at every time and an acting force which is larger than the force of the pipeline water pressure on the valve core is applied.
When in operation, the hand is required to exert larger thrust to start and use, and the fatigue is easy to occur. In the process of pressing containers such as cups on the cleaning device for spray cleaning, after the hands are pressed for a long time and are fatigued, the pushing force is large, the hands are easy to slip off, some glass ceramic containers are broken and broken, potential safety hazards are caused, and the water tank can be damaged or the table top of the water tank can be damaged or even the water tank can be damaged.
In addition, the existing cleaning device has few water outlet holes, utilizes direct water jet impact to clean stains on the inner wall of the cup container, and has a limited cleaning range. The direct water jet has a poor effect of removing stains attached to the inner wall of the container.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wash structure can be when wasing, the effort that will reduce the hand greatly, and is indefatigable, makes the difficult pine of container in the hand take off, and is safer.
The utility model provides a wash structure, include: fixed part and movable part, the movable part includes: the spray head is provided with a plurality of water spray holes at the head part; the upper end opening of the hollow pipeline is connected with a water spray hole, and the lower end of the hollow pipeline is connected with a valve core; a sealing ring is arranged between the valve core and the sealing platform of the fixing part, and a pressure water source is arranged at the lower part of the valve core; the return spring is positioned outside the hollow pipeline and provides a return force for the movable part; the hollow pipeline is internally provided with a pilot valve.
The beneficial effects of washing structure lie in: because the hollow pipeline is internally provided with the pilot valve, the pilot valve is opened earlier than the valve core, the pilot valve is opened in advance only by small acting force, and the water pressure at the front end and the rear end of the valve core is balanced, so that the valve core is pushed to open and spray water stably and easily. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use; the user can press the cleaner with little force, the hand holding the container is easier, the container is not easy to loosen in the hand, and the user is safer and more relieved.
Preferably, the water spout hole comprises a spiral water spout hole.
Preferably, the movable part further comprises a bracket located at a side of the shower head.
Preferably, the spiral water spray holes are symmetrically arranged spiral slits, and the spiral slits extend from the top to the side of the spray header.
Preferably, the bracket is a radial wheel-shaped bracket; one end of the reset spring is connected with the movable part, and the other end of the reset spring is connected with the fixed part.
Preferably, the fixed part comprises a fixed pipeline arranged on the table board, and the hollow pipeline of the movable part passes through the fixed pipeline; the fixed pipeline is fastened on the table top through a locking nut.
Preferably, the pilot valve comprises a water outlet and a water inlet, a ball valve is arranged in the water outlet, a pilot valve spring is arranged on the side surface of the ball valve, and the pilot valve spring pushes the ball valve; the inner wall of the fixed pipeline contacted with the ball valve is provided with a concave part matched with the ball valve.
Preferably, the water outlet is positioned on the side surface of the pilot valve, and the water inlet is positioned at the bottom of the pilot valve.
Preferably, when the movable part is static, the ball valve is tightly combined with the concave part to seal the water outlet; when the movable part moves downwards, the ball valve is pushed away from the concave part, and the water outlet is opened.
Preferably, when the movable part moves upwards, the ball valve is pushed into the concave part by the pilot valve spring to restore the sealing of the water outlet.
The utility model also provides a purger has aforementioned washing structure.
The beneficial effects of purger lie in: because the hollow pipeline is internally provided with the pilot valve, the pilot valve is opened earlier than the valve core, the pilot valve is opened in advance only by small acting force, and the water pressure at the front end and the rear end of the valve core is balanced, so that the valve core is pushed to open and spray water stably and easily. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use; the user can press the cleaner with little force, the hand holding the container is easier, the container is not easy to loosen in the hand, and the user is safer and more relieved.
Preferably, the cleaner is a cup washer.
The utility model also provides a pilot valve, be applied to aforementioned washing structure, the pilot valve includes delivery port and water inlet, have the ball valve in the delivery port, the ball valve side has the pilot valve spring, the pilot valve spring promotes the ball valve; the inner wall of the fixed pipeline contacted with the ball valve is provided with a concave part matched with the ball valve.
Preferably, the water outlet is positioned on the side surface of the pilot valve, and the water inlet is positioned at the bottom of the pilot valve.
Preferably, when the movable part is static, the ball valve is tightly combined with the concave part to seal the water outlet; when the movable part moves downwards, the ball valve is pushed away from the concave part, and the water outlet is opened.
Preferably, when the movable part moves upwards, the ball valve is pushed into the concave part by the pilot valve spring to restore the sealing of the water outlet.
The beneficial effects of pilot valve lie in: the pilot valve is opened earlier than the valve core, and only needs a small acting force to open the pilot valve in advance, and the water pressure at the front end and the rear end of the valve core is balanced, so that the valve core is pushed to open and spray water stably and easily. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use; the user can press the cleaner with little force, the hand holding the container is easier, the container is not easy to loosen in the hand, and the user is safer and more relieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a flushing structure according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a movable part in a flushing structure according to an embodiment of the present invention
Fig. 3 is a schematic view illustrating the water flow sprayed from the spray header according to an embodiment of the present invention;
fig. 4 is a schematic view of the bracket and the shower head according to the first embodiment of the present invention;
fig. 5 is a schematic view of the pilot valve according to the first embodiment of the present invention;
fig. 6 is an exploded schematic view of the pilot valve according to the first embodiment of the present invention.
The various reference numbers in the figures illustrate:
100. movable part 101, shower head. 102, 103, a hollow pipeline, 104, a valve core, 105, a sealing platform, 106, a sealing ring, 107, a pressure water source, 108, a return spring, 109, a bracket, 110, a fixed pipeline, 111, a pilot valve, 112, a locking nut, 113, a container, 114, a fixed part, 115, a jet water flow, 116, a pressing force, 501, a water inlet, 502, a water outlet, 503, a ball valve, 504, a recess, 505, a pilot valve spring, 506 and a screw.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution in the embodiments of the present invention will be clearly described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The terms "first," "second," and "third," etc. appearing in the specification, claims, and drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, apparatus, product, or apparatus that comprises a list of steps or elements is not limited to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, product, or apparatus.
The first embodiment,
As shown in fig. 1, the flushing structure according to the first embodiment of the present invention includes: a fixed portion 114 and a movable portion 100.
As shown in fig. 1 and 2, the movable portion 100 includes: the spray head 101, the hollow pipeline 103, the valve core 104 and the bracket 109; when the container 113 is placed on top of the showerhead 101, downward pressure 116 is applied to the container 113 and the movable section 100 moves downward as a unit. After the cleaning is completed, the container 113 is removed, and the movable portion 100 is returned to the initial position by the return spring 108 and the water pressure, thereby completing a cleaning operation.
The head of the shower head 101 has a plurality of water spray holes 102, and in this embodiment, the water spray holes 102 include two types, one type is a straight water spray hole 102 located at the top of the shower head 101, and the other type is a symmetrically arranged spiral slit extending from the top to the side of the shower head 101. As shown in fig. 3, the spiral slits arranged symmetrically can make the ejected water flow form a vortex on the surface of the container 113 to eject the fan-shaped water jet 115 and make the water jet 115 rotate along the inner wall of the container 113, so as to clean the inner wall of the container 113 more effectively in all directions.
The return spring 108 is positioned outside the hollow pipeline 103, one end of the return spring is connected with the movable part 100, and the other end of the return spring is connected with the fixed part 114 to provide a return force for the movable part 100; the hollow pipeline 103 is communicated with water flow, the upper end opening of the hollow pipeline is connected with the water spray hole 102, and the lower end of the hollow pipeline is connected with the valve core 104; a sealing ring 106 is arranged between the valve core 104 and a sealing platform 105 of the fixing part 114, when the valve core is not cleaned, downward pressure 116 does not exist, and the sealing ring 106 between the valve core 104 and the sealing platform 105 is pressed under the action of a return spring 108 and water pressure, so that a water flow channel is closed, and no water passes through. When cleaning is required, the downward pressure 116 separates the valve element 104 from the sealing land 105, and a water flow path is created between the valve element 104 and the sealing land 105, through which water flows under the pressure of tap water, into the hollow pipe 103, and is finally ejected through the showerhead 101.
In this embodiment, a bracket 109 is included, the bracket 109 being located on the side of the showerhead 101, the bracket 109 preferably being a radial wheel bracket 109 as shown in fig. 4.
The lower part of the valve core 104 is provided with a pressure water source 107, and the pressure water source 107 can be tap water; of course, other solutions of cleaning liquids or agents than water are also possible. The pressurized water source 107 may be a pump-driven water source 107.
The hollow pipe 103 has a pilot valve 111 therein. After the pilot valve 111 is opened, part of water in the pipeline enters the rear end of the valve core 104, so that the pressure difference between the front end and the rear end of the valve core 104 tends to be balanced, the valve core 104 continues to move downwards under the downward pressure, and a water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 is opened; the pilot valve 111 returns to the corresponding position after the valve core 104 is reset, and the spring 108 of the pilot valve 111 pushes the ball valve to close, so that water sealing is completed. Pilot valve 111 is one of hydrovalve, generally is applied to in the great liquid way of pressure, and it opens before main valve element 104 opens, and the pressure at balanced case 104 both ends can reduce main valve element 104 and open required power.
The fixing part 114 of the present embodiment includes a fixed conduit 110 disposed on the table top, and the hollow conduit 103 of the movable part 100 passes through the fixed conduit 110; the fixed pipe 110 is fastened to the table top by a lock nut 112. The movable portion 100 can reciprocate within the fixed portion 114.
As shown in fig. 5 and fig. 6, in this embodiment, the pilot valve 111 includes a water outlet 502 and a water inlet 501, the water outlet 502 is located on a side surface of the pilot valve 111, and the water inlet 501 is located at the bottom of the pilot valve 111; a ball valve 503 is arranged in the water outlet 502, a pilot valve spring 505 is arranged on the side surface of the ball valve 503, and the ball valve 503 is pushed by the pilot valve spring 505; the inner wall of the fixed pipe 110 contacted with the ball valve 503 is provided with a concave part 504 matched with the ball valve 503; when the movable part 100 is at rest, the ball valve 503 is tightly combined with the concave part 504 to seal the water outlet; when the movable part 100 moves downwards, the ball valve 503 is pushed away from the concave part 504, and the water outlet 502 is opened; when the movable part 100 moves upward, the ball valve 503 is pushed into the recess 504 by the pilot valve spring 505, and the seal of the water outlet 502 is restored.
As shown in fig. 5 and 6, the pilot valve spring 505 may be supported against the ball valve 503 at one end and against the screw 506 for closing the pilot valve 111 at the other end.
The working principle of the flushing structure in the embodiment is as follows:
l, applying a downward pressure 116 by hand to the cup-shaped container 113;
2. the mouth of the container 113 contacts the bracket 109, pushing the shower head 101 to move downwards:
3. the spray header 101 moves down, the pilot valve 111 opens first:
4. after the pilot valve 111 is opened, part of water in the pipeline enters the rear end of the valve core 104, so that the pressure difference between the front end and the rear end of the valve core 104 tends to be balanced, the valve core 104 continues to move downwards under the downward pressure 116, and a water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 is opened;
5. after the valve core 104 is opened, a large amount of water is ejected from the water jet hole 102:
6. the water jet 115 is jetted from the spiral jet of the shower head 101 to form a vortex on the inner surface of the container 113, and the container 113 is cleaned;
7. after the cleaning is completed, the container 113 is drawn out, and the valve core 104 moves upwards and closes the water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 under the action of the return spring 108 and the water pressure:
7. the pilot valve 111 returns to the corresponding position after the valve core 104 is reset, and the spring 108 of the pilot valve 111 pushes the ball valve to close, so that water sealing is completed.
Washing structure of the utility model: because the hollow pipeline 103 is internally provided with the pilot valve 111, the pilot valve 111 is opened earlier than the valve core 104, the pilot valve 111 is opened in advance only by small acting force, and the water pressure at the front end and the rear end of the valve core 104 is balanced, so that the valve core 104 is pushed to open and spray water smoothly and easily. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use; the user can press the cleaner with a small force, the hand holding the container 113 is easier, the container 113 is not easy to loosen in the hand, and the user is safer and more relieved.
The washing structure of the utility model is preferably applied to the cup washing device.
Example II,
In this embodiment, the bracket 109 may not be included, and the showerhead 101 may be pushed downward by the bottom of the container 113 directly contacting the top of the showerhead 101. Other parts identical to those in the first embodiment will not be described again.
Example III,
The utility model also provides a purger has aforementioned washing structure. The cleaner is a cup washer or a cleaning device for cleaning other containers. In the embodiment, a cup washer is taken as an example for description, and the container 113 is a cup. The cup washer opens the valve core 104 inside the cup washer through manual pressure 116, and sprays water flow to clean the inner wall of the cup under the pressure of the tap water source 107. The cup washer comprises: a fixed portion 114 and a movable portion 100.
As shown in fig. 1 and 2, the movable portion 100 includes: the spray head 101, the hollow pipeline 103, the valve core 104 and the bracket 109; when the container 113 is placed on top of the showerhead 101, downward pressure 116 is applied to the container 113 and the movable section 100 moves downward as a unit. After the cleaning is completed, the container 113 is removed, and the movable portion 100 is returned to the initial position by the return spring 108 and the water pressure, thereby completing a cleaning operation.
The head of the shower head 101 has a plurality of water spray holes 102, and in this embodiment, the water spray holes 102 include two types, one type is a straight water spray hole 102 located at the top of the shower head 101, and the other type is a symmetrically arranged spiral slit extending from the top to the side of the shower head 101. As shown in fig. 3, the spiral slits arranged symmetrically can make the ejected water flow form a vortex on the surface of the container 113 to eject the fan-shaped water jet 115 and make the water jet 115 rotate along the inner wall of the container 113, so as to clean the inner wall of the container 113 more effectively in all directions.
The return spring 108 is positioned outside the hollow pipeline 103, one end of the return spring is connected with the movable part 100, and the other end of the return spring is connected with the fixed part 114 to provide a return force for the movable part 100; the hollow pipeline 103 is communicated with water flow, the upper end opening of the hollow pipeline is connected with the water spray hole 102, and the lower end of the hollow pipeline is connected with the valve core 104; a sealing ring 106 is arranged between the valve core 104 and a sealing platform 105 of the fixing part 114, when the valve core is not cleaned, downward pressure 116 does not exist, and the sealing ring 106 between the valve core 104 and the sealing platform 105 is pressed under the action of a return spring 108 and water pressure, so that a water flow channel is closed, and no water passes through. When cleaning is required, the downward pressure 116 separates the valve element 104 from the sealing land 105, and a water flow path is created between the valve element 104 and the sealing land 105, through which water flows under the pressure of tap water, into the hollow pipe 103, and is finally ejected through the showerhead 101.
In this embodiment, a bracket 109 is included, the bracket 109 being located on the side of the showerhead 101, the bracket 109 preferably being a radial wheel bracket 109 as shown in fig. 4.
The lower part of the valve core 104 is provided with a pressure water source 107, and the pressure water source 107 can be tap water; of course, other solutions of cleaning liquids or agents than water are also possible. The pressurized water source 107 may be a pump-driven water source 107.
The hollow pipe 103 has a pilot valve 111 therein. After the pilot valve 111 is opened, part of water in the pipeline enters the rear end of the valve core 104, so that the pressure difference between the front end and the rear end of the valve core 104 tends to be balanced, the valve core 104 continues to move downwards under the downward pressure, and a water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 is opened; the pilot valve 111 returns to the corresponding position after the valve core 104 is reset, and the spring 108 of the pilot valve 111 pushes the ball valve to close, so that water sealing is completed. Pilot valve 111 is one of hydrovalve, generally is applied to in the great liquid way of pressure, and it opens before main valve element 104 opens, and the pressure at balanced case 104 both ends can reduce main valve element 104 and open required power.
The fixing part 114 of the present embodiment includes a fixed conduit 110 disposed on the table top, and the hollow conduit 103 of the movable part 100 passes through the fixed conduit 110; the fixed pipe 110 is fastened to the table top by a lock nut 112. The movable portion 100 can reciprocate within the fixed portion 114.
The working principle of the cleaner in the embodiment is as follows:
l, applying a downward pressure to the cup-shaped container 113 by hand;
2. the mouth of the container 113 contacts the bracket 109, pushing the shower head 101 to move downwards:
3. the spray header 101 moves down, the pilot valve 111 opens first:
4. after the pilot valve 111 is opened, part of water in the pipeline enters the rear end of the valve core 104, so that the pressure difference between the front end and the rear end of the valve core 104 tends to be balanced, the valve core 104 continues to move downwards under the downward pressure, and a water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 is opened;
5. after the valve core 104 is opened, a large amount of water is ejected from the water jet hole 102:
6. the water jet 115 is jetted from the spiral jet of the shower head 101 to form a vortex on the inner surface of the container 113, and the container 113 is cleaned;
7. after the cleaning is completed, the container 113 is drawn out, and the valve core 104 moves upwards and closes the water flow channel between the valve core 104 and the sealing platform 105 of the fixing part 114 under the action of the return spring 108 and the water pressure:
7. the pilot valve 111 returns to the corresponding position after the valve core 104 is reset, and the spring 108 of the pilot valve 111 pushes the ball valve to close, so that water sealing is completed.
The purger because pilot valve 111 has in the cavity pipeline 103, pilot valve 111 opens earlier than case 104, only needs less effort to open pilot valve 111 in advance, and balanced case 104 front and back end water pressure to realize the water spray is opened to smooth light promotion case 104. When the user uses the cleaner, the acting force of the hand is greatly reduced, and the cleaner is not easy to fatigue, so that the cleaner is easier to use; the user can press the cleaner with a small force, the hand holding the container 113 is easier, the container 113 is not easy to loosen in the hand, and the user is safer and more relieved.
Example four,
As shown in fig. 5 and fig. 6, the pilot valve according to this embodiment is applied to the flushing structure according to the foregoing embodiment, the pilot valve 111 includes a water outlet 502 and a water inlet 501, the water outlet 502 is located on a side surface of the pilot valve 111, and the water inlet 501 is located at a bottom of the pilot valve 111; a ball valve 503 is arranged in the water outlet 502, a pilot valve spring 505 is arranged on the side surface of the ball valve 503, and the ball valve 503 is pushed by the pilot valve spring 505; the inner wall of the fixed pipe 110 contacted with the ball valve 503 is provided with a concave part 504 matched with the ball valve 503; when the movable part 100 is at rest, the ball valve 503 is tightly combined with the concave part 504 to seal the water outlet; when the movable part 100 moves downwards, the ball valve 503 is pushed away from the concave part 504, and the water outlet 502 is opened; when the movable part 100 moves upward, the ball valve 503 is pushed into the recess 504 by the pilot valve spring 505, and the seal of the water outlet 502 is restored.
As shown in fig. 5 and 6, the pilot valve spring 505 may be supported against the ball valve 503 at one end and against the screw 506 for closing the pilot valve 111 at the other end.
The present invention is not limited to the embodiments discussed above. The foregoing description of the specific embodiments is intended to illustrate and describe the technical solutions of the present invention. Obvious modifications or alternatives based on the teachings of the invention should also be considered to fall within the scope of the invention. The above detailed description is provided to disclose the best mode of carrying out the invention, so that those skilled in the art can apply the invention in its various embodiments and in its various alternative ways to achieve the objects of the invention.
Claims (16)
1. An irrigation structure, comprising: a fixed part and a movable part, wherein,
the movable portion includes:
the spray head is provided with a plurality of water spray holes at the head part;
the upper end opening of the hollow pipeline is connected with a water spray hole, and the lower end of the hollow pipeline is connected with a valve core;
a sealing ring is arranged between the valve core and the sealing platform of the fixing part, and a pressure water source is arranged at the lower part of the valve core;
the return spring is positioned outside the hollow pipeline and provides a return force for the movable part;
the hollow pipeline is internally provided with a pilot valve.
2. The flushing structure of claim 1, wherein the water jet includes a helical water jet.
3. The flushing structure of claim 2, wherein the movable portion further comprises a bracket located on a side of the showerhead.
4. The flushing structure of claim 3, wherein the helical water jet holes are symmetrically arranged helical slits extending from the top to the side of the shower head.
5. The irrigation structure of claim 4 wherein the carriage is a radial wheel carriage;
one end of the reset spring is connected with the movable part, and the other end of the reset spring is connected with the fixed part.
6. The irrigation structure of claim 5 wherein the fixed portion comprises a fixed conduit disposed on the countertop, the hollow conduit of the movable portion passing through the fixed conduit;
the fixed pipeline is fastened on the table top through a locking nut.
7. The flushing structure of claim 6, wherein the pilot valve includes a water outlet and a water inlet,
the water outlet is internally provided with a ball valve, the side surface of the ball valve is provided with a pilot valve spring, and the pilot valve spring pushes the ball valve;
the inner wall of the fixed pipeline contacted with the ball valve is provided with a concave part matched with the ball valve.
8. The flushing structure of claim 7, wherein the water outlet is located on the side of the pilot valve and the water inlet is located at the bottom of the pilot valve.
9. The flushing structure of claim 8, wherein the ball valve is tightly combined with the concave portion to seal the water outlet when the movable portion is at rest;
when the movable part moves downwards, the ball valve is pushed away from the concave part, and the water outlet is opened.
10. The flushing structure of claim 9, wherein the ball valve is pushed into the recess by the pilot valve spring as the movable portion moves upward, restoring the seal against the water outlet.
11. A cleaning device having a flushing arrangement as claimed in any one of claims 1 to 10.
12. The washer of claim 11, wherein said washer is a cup washer.
13. A pilot valve, characterized in that, when applied to the flushing structure of any one of claims 1-10,
the pilot valve comprises a water outlet and a water inlet,
the water outlet is internally provided with a ball valve, the side surface of the ball valve is provided with a pilot valve spring, and the pilot valve spring pushes the ball valve;
the inner wall of the fixed pipeline contacted with the ball valve is provided with a concave part matched with the ball valve.
14. A pilot valve as claimed in claim 13, wherein the water outlet is located on the side of the pilot valve and the water inlet is located at the base of the pilot valve.
15. A pilot valve as claimed in claim 14, wherein the ball valve is in close engagement with the recess to seal the outlet when the movable portion is at rest;
when the movable part moves downwards, the ball valve is pushed away from the concave part, and the water outlet is opened.
16. A pilot valve as claimed in claim 15, wherein when the movable part moves upwards, the ball valve is pushed into the recess by the pilot valve spring, restoring the seal to the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922136159.7U CN211155649U (en) | 2019-12-03 | 2019-12-03 | Flushing structure, cleaner and pilot valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922136159.7U CN211155649U (en) | 2019-12-03 | 2019-12-03 | Flushing structure, cleaner and pilot valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211155649U true CN211155649U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922136159.7U Active CN211155649U (en) | 2019-12-03 | 2019-12-03 | Flushing structure, cleaner and pilot valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211155649U (en) |
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2019
- 2019-12-03 CN CN201922136159.7U patent/CN211155649U/en active Active
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